Female voters outnumber males in North Carolina

August 15, 2016
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Since this is an election year, I've been scrutinizing the voter registration data. One thing that surprised me is there are more female voters registered in NC than males. I wondered if this was consistent across all 100 counties, and created some charts to help visualize the data... First I went

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Formats for p-values and odds ratios in SAS

August 15, 2016
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Formats for p-values and odds ratios in SAS

Last week I showed some features of SAS formats, including the fact that you can use formats to bin a continuous variable without creating a new variable in the DATA step. During the discussion I mentioned that it can be confusing to look at the output of a formatted variable

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What’s your stress score?

August 12, 2016
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There's an old expression "if you can't measure it, you can't manage it" - and while that expression probably isn't universally true (as pointed out in this interesting article), I think having a way to quantify your stress could be useful. I recently read an interesting article about the Holmes-Rahe Life

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How to send a text message with SAS

August 12, 2016
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How to send a text message with SAS

A colleague approached me with this very important business problem: Every Friday at SAS HQ, SAS cafe staff provides a breakfast goodie in our breakrooms. Often the supplied goodie is delicious, but sometimes it's more...well...healthy. I want to know whether I should eat my breakfast before I leave home on

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Install Theano under Anaconda3 Python 3.5

August 11, 2016
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As of writing, Deep Learning package Theano can't be installed under Python 3.5, which causes some problems with my project. ruslanagit provided a viable solution that works for me under Windows 10.For convenience, I copied his solution below:Well, the...
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Add Table of Contents to your Jupyter Notebook

August 10, 2016
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Jupyter notebook does not support Table Of Contents (ToC) out of box, unlike R Markdown. There are nbextensions that ppl made to support this. It is easy to add this capability, following these steps to add Table of Contents to your notebook:

 1. Find your Jupyter Notebook data directory by using this...
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Solar and wind power in the United States

August 10, 2016
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Where is solar and wind power generated in the US? Let's visualize this data on a map... I recently saw the following map on the metricmaps.org website. It caught my attention because it looks like North Carolina has a lot of solar power plants, whereas our neighboring states have very few.

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Compute a bootstrap confidence interval in SAS

August 10, 2016
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Compute a bootstrap confidence interval in SAS

A common question is "how do I compute a bootstrap confidence interval in SAS?" As a reminder, the bootstrap method consists of the following steps: Compute the statistic of interest for the original data Resample B times from the data to form B bootstrap samples. How you resample depends on

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Is the US still a coal-powered nation?

August 8, 2016
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I ran across a map recently that seemed to show a lot of US states are primarily coal-powered. The map was a little difficult to read, so I decided to give it a SAS makeover ... Before we get started, here's a picture my friend David took of the Shearon Harris Nuclear Power

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